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Designs, Volume 9, Issue 5

2025 October - 23 articles

Cover Story: Accurate motion prediction in bearing-supported rings is essential for high-precision applications, yet conventional models often underestimate the influence of shape and positional tolerances. This study introduces a multibody dynamic framework that quantifies the impact of roundness and positional errors on motion accuracy of bearing-supported rings. Such errors are represented using Fourier series and integrated into a validated multibody model. Parametric studies investigate the effects of harmonic order, error amplitude, and combined error scenarios on key performance metrics. The proposed approach enables precision design evaluation and tolerance optimization in high-accuracy applications, including robotics, aerospace mechanisms, and optical alignment systems. View this paper
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Articles (23)

  • Article
  • Open Access
1 Citations
3,243 Views
31 Pages

17 October 2025

To achieve a complete circular economy for used electric vehicle batteries, it is essential to implement a disassembly step. Given the significant diversity of battery geometries and designs, a high degree of flexibility is required for automated dis...

  • Article
  • Open Access
1,009 Views
18 Pages

Design of Identification System Based on Machine Tools’ Sounds Using Neural Networks

  • Fusaomi Nagata,
  • Tomoaki Morimoto,
  • Keigo Watanabe and
  • Maki K. Habib

15 October 2025

Recently, deep learning models such as convolutional neural networks (CNNs), convolutional autoencoders (CAEs), CNN-based support vector machines (SVMs), YOLO, fully convolutional networks (FCNs), fully convolutional data descriptions (FCDDs) and so...

  • Article
  • Open Access
928 Views
22 Pages

Multibody Dynamics for Assessing Tolerance Effects in Roller-Bearing-Supported Rings

  • Ulyana Konopada,
  • Giulia Pascoletti,
  • Mauro Corrado and
  • Elisabetta Maria Zanetti

13 October 2025

The accurate motion of roller-bearing-supported rings is critically influenced by shape and positional tolerances, which are often underestimated in conventional modeling approaches. The aim of this study is to develop and validate a multibody dynami...

  • Article
  • Open Access
2 Citations
2,474 Views
20 Pages

13 October 2025

The increasing digitization of design processes has profoundly transformed the role of sketching in industrial design, integrating it with advanced technologies such as artificial intelligence (AI). This paper presents an innovative methodology for a...

  • Article
  • Open Access
1 Citations
3,549 Views
42 Pages

13 October 2025

Large language models (LLMs) judge three pairs of architectural design proposals which have been independently surveyed by opinion polls: department store buildings, sports stadia, and viaducts. A tailored prompt instructs the LLM to use specific emo...

  • Article
  • Open Access
1 Citations
679 Views
25 Pages

2 October 2025

In this study, the behavior of the spherical bearing component of the L-100 bridge part (AlfaTech LLC, Perm, Russia) is considered within the framework of a finite element model. The influence of the pattern of the coupling of the antifriction interl...

  • Article
  • Open Access
3,003 Views
14 Pages

Automating Product Design and Fabrication Within the Furniture Industry

  • Kyriaki Aidinli,
  • Prodromos Minaoglou,
  • Panagiotis Kyratsis and
  • Nikolaos Efkolidis

26 September 2025

Furniture is an integral part of daily life. Its comfort and usability are key factors that define its success. In recent years, there has been increasing demand for applications that drive businesses toward Industry 4.0. These applications aim to im...

  • Article
  • Open Access
1,058 Views
16 Pages

25 September 2025

This study presents the development and validation of a high-efficiency optical interface designed for ultra-high-concentration photovoltaic (UHCPV) systems, with a focus on enabling clean and sustainable solar energy conversion. A Fresnel lens serve...

  • Article
  • Open Access
2 Citations
2,591 Views
29 Pages

24 September 2025

By critically reviewing pseudo-static methods, it is demonstrated that approximating the earth pressure on a short heel’s vertical face (V-plane) using the Rankine solution for long-heel walls induces a negligible error. A finite element analys...

  • Article
  • Open Access
1 Citations
3,160 Views
29 Pages

Design, Construction, and Simulation-Based Validation of a High-Efficiency Electric Powertrain for a Shell Eco-Marathon Urban Concept Vehicle

  • Kristaq Hazizi,
  • Suleiman Erateb,
  • Arnaldo Delli Carri,
  • Joseph Jones,
  • Sin Hang Leung,
  • Stefania Sam and
  • Ronnie Yau

23 September 2025

This study addresses a documented gap in detailed, cost-effective, and performance-validated electric vehicle (EV) powertrain solutions. It presents the complete design, construction, and simulation-based validation of a high-efficiency electric powe...

  • Review
  • Open Access
2 Citations
1,746 Views
24 Pages

19 September 2025

The aim of this study is to examine existing positive energy district (PED) initiatives by using an explanatory research approach for gaining insight, identifying patterns, clarifying underlying processes, exploring cause-and-effect relationships, an...

  • Review
  • Open Access
1,670 Views
25 Pages

17 September 2025

The global aging population, particularly those aged 60 and above, is increasingly vulnerable to communicable diseases. Building ventilation (BV) plays a key role in residential aged-care (RAC) facilities, where COVID-19 has had a significant impact....

  • Article
  • Open Access
1,616 Views
25 Pages

An Application of Reinforcement Learning to the Optimal Design of Road Vehicle Suspension Systems

  • Lorenzo De Santanna,
  • Riccardo Malacrida,
  • Gianpiero Mastinu and
  • Massimiliano Gobbi

12 September 2025

This study investigates the application of Multi-Objective Reinforcement Learning–Dominance-Based (MORL–DB) method to the optimal design of complex mechanical systems. The MORL–DB method employs a Deep Deterministic Policy Gradient...

  • Article
  • Open Access
3,787 Views
16 Pages

7 September 2025

This study investigates the mechanical performance of two prosthetic forelimb designs for dogs—one with a solid structure and the other with a perforated structure—using Finite Element Analysis (FEA). Both models were analyzed under stati...

  • Article
  • Open Access
1,346 Views
18 Pages

Effect of Cross-Section Designs on Energy Absorption of Mechanical Metamaterials

  • Xinnian Wang,
  • Sina Rastegarzadeh,
  • Yayue Pan and
  • Jida Huang

7 September 2025

Numerous studies have examined various geometric designs in cellular structures, yet the role of cross-sectional geometry remains underexplored. Cross-sections significantly influence the effective material properties of architected materials, where...

  • Article
  • Open Access
820 Views
17 Pages

4 September 2025

In the presented work, the main challenge of small hydropower plants—converting low river flow velocities into high generator rotations—is investigated. It was established that applying the flow acceleration effect during interaction with...

  • Systematic Review
  • Open Access
4 Citations
1,879 Views
17 Pages

1 September 2025

The use of Reclaimed Asphalt Pavement (RAP) in asphalt mixtures offers environmental and economic advantages by reducing reliance on virgin aggregates and minimizing construction waste. However, the aged binder in RAP increases mixture stiffness, whi...

  • Article
  • Open Access
1,968 Views
14 Pages

Development and Mechanical Evaluation of a Stent Graft for Endovascular Aneurysm Repair Using Finite Element Modeling

  • Athanasios Konstantakopoulos,
  • Nikolaos Kladovasilakis and
  • Georgios E. Stavroulakis

1 September 2025

An abdominal aortic aneurysm (AAA) poses a significant risk of arterial wall rupture, which critically endangers the patient’s life. To address this condition, an endovascular aneurysm repair (EVAR) is required, involving the insertion and expa...

  • Review
  • Open Access
2 Citations
2,404 Views
25 Pages

Smart Design Aided by Mathematical Approaches: Adaptive Manufacturing, Sustainability, and Biomimetic Materials

  • Antreas Kantaros,
  • Theodore Ganetsos,
  • Evangelos Pallis and
  • Michail Papoutsidakis

1 September 2025

The increased importance of sustainability imperatives has required a profound reconsideration of the interaction between materials, manufacturing, and design fields. Biomimetic smart materials such as shape-memory polymers, hydrogels, and electro-ac...

  • Article
  • Open Access
1 Citations
1,906 Views
25 Pages

28 August 2025

Due to the rapid advancements in coordinate measuring systems, data processing software, and additive manufacturing (AM) techniques, it has become possible to create copies of existing models through the reverse engineering (RE) process. However, the...

  • Article
  • Open Access
1,075 Views
14 Pages

25 August 2025

This paper experimentally investigates the fretting fatigue behavior of metal additive-manufactured Ti-6Al-4V alloy specimens fabricated using the selective laser melting (SLM) method, focusing on damage characterization and fatigue life assessment....

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Designs - ISSN 2411-9660